LG LWM1560BHE Manual
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LG LWM1560BHE Manual

LG LWM1560BHE Manual

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Room Air Conditioner
SVC MANUAL(Exploded View)
MODEL : LWM1560BHE
LWM1861BHE/BHG/QBG
LWN1862BHG/QHG/BBG/VBS/QBG
LWN2262BHG/CHG/CHE/QHG/RHG/BBG/QBG
LWN2262BHN/CHM/RBG/2262CHF
LWH182MFAB1/LWH182MGMM0
LWH226NGMM0
CAUTION
Before Servicing the unit, read the safety precautions in General SVC manual.
Only for authorized service personnel.
Internal Use Only
http://biz.lgservice.com

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Summary of Contents for LG LWM1560BHE

  • Page 1 Internal Use Only http://biz.lgservice.com Room Air Conditioner SVC MANUAL(Exploded View) MODEL : LWM1560BHE LWM1861BHE/BHG/QBG LWN1862BHG/QHG/BBG/VBS/QBG LWN2262BHG/CHG/CHE/QHG/RHG/BBG/QBG LWN2262BHN/CHM/RBG/2262CHF LWH182MFAB1/LWH182MGMM0 LWH226NGMM0 CAUTION Before Servicing the unit, read the safety precautions in General SVC manual. Only for authorized service personnel.

  • Page 2: Table Of Contents

    4. The value should be over 1MΩ. exposed to shock hazards. - 2 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 3: Specifications

    (W x H x D) (mm) 660 x 428 x 675 660 x 428 x 770 660 x 428 x 675 - 3 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 4 (inch) 26 x 16 x 30 OUTSIDE DIMENSION (W x H x D) (mm) 660 x 428 x 770 - 4 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 5 26x16 OUTSIDE DIMENSION (W x H x D) (mm) 660 x 428 x 770 660 x 428 x 675 - 5 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 6: Features

    ): Air swing is operated while OPERATION knob is set to the COOL or HEAT position. OFF( ): Stops the operation of air swing. - 6 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 7 In failure of electric power, if the switch is set to "ON", the unit runs as previous setting operation when power returns. AUTO SWING BUTTON Control the horizontal air direcion by air swing system. SIGNAL RECEIVER - 7 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 8: Disassembly Instructions

    (Refer to the circuit diagram found on page 19 in Figure 3 this manual and on the control box.) - 8 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 9: Air Handling Parts

    6. Remove the fan. (See figure 7) 7. Re-install the components by referring to the removal procedure, above. Figure 7 - 9 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 10: Shroud

    6. Remove the compressor. (See figure 10) 7. Re-instill the components by referring to the removal procedure, above. - 10 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 11: Capacitor

    5. Remove the thermostat. (See figure 13) 6. Re-install the components by referring to the removal procedure, above. Figure 13 - 11 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 12: Rotary Switch

    Reversing valve tube immersing in water not to make the tempera- ture of surface exceed more than 120°C(248°F) Figure 16 - 12 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 13: Refrigeration Cycle

    4. Remove the capillary tube. 5. Re-install the components by referring to notes. Figure 18 - 13 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 14 Open valve C. Discharge the line at the manifold connection. 5) The system is now ready for final charging. - 14 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 15 (HIGH PRESSURE SIDE) MANIFOLD GAUGE CAPILLARY TUBE SEE INSETS BELOW EVAPORATOR (LOW PRESSURE SIDE) COMPRESSOR Figure 19A-Pulling Vacuum Figure 19B-Charging - 15 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 16: Outside Dimensions

    LIQUID LIQUID OUTLET PRESSURE DROP (LIQUID REFRIGERANT) HIGH PRESSURE VAPOR LIQUID PEFRIGERANT CAPILLARY TUBE LOW PRESSURE VAPOR Figure 20 - 16 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 17: Troubleshooting Guide

    & outlet air ; Repair clogging in refrigera- COOLING : 7~10°C tion circuit. HEATING : 15~17°C - 17 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 18 Regular but fails to start Irregular motor insulation ( ) Replacement of compressor (locking of rotor, metal) Replacement of compressor (Motor damaged) - 18 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19 • Check the PCB Is the voltage No.20 of Micom pattern. DC 5V? Exchange Main PCB Ass'y. - 19 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20 • Connect LEAD Wire to Is the wire connection of RY-COMP again. RY-COMP all right? • Check the RY-COMP. - 20 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 21 • Exchange IC01M. of IC01M 0V? • Check the RY-SYNC. • Check the connectionn of CN-SYNC. • Check the PCB pattern. - 21 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 22 Q13G, Q14G operate normally • Exchange Q12G, on main PCB Ass'y? Q13G, Q14G. • Exchange the display PCB Ass'y. - 22 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 23 • Check the pattern of CN-DISP1 of Main PCB Main & Display PCB. Ass'y DC 5V? • Reference to OWNER'S MANUAL. - 23 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 24 If knocking sounds continue when running or loose, replace the motor. If the motor hums or noise appears to be internal while running, replace motor. - 24 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 25 (damaged) causing the compressor to cycle. Straighten the fins or replace the coil. - 25 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 26 Continuity should be between two lead wires. If none, check the reverse valve body. Replace the part which is defective. - 26 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 27: Schematic Diagram

    FAN MOTOR ASSY SH CAPACITOR LAMP ASSY THERMOSTAT COMPRESSOR TERMINAL BLOCK REVERSING COIL ASSY DEICER P.C.B. ASSY THERMISTOR SUMP HEATER - 27 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 28: Wiring Diagram

    LAMP ASSY THERMOSTAT COMPRESSOR TERMINAL BLOCK REVERSING COIL ASSY DEICER P.C.B. ASSY THERMISTOR SUMP HEATER SOFT STARTER PWB ASSY - 28 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 29 MAIN PWB ASSY DISPLAY PWB ASSY TRANSFORMER ASSY THERMISTOR ASSY CONNECTOR FUSE REVERSING COIL ASSY TERMINAL BLOCK SUMP HEATER - 29 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 30 DISPLAY PWB ASSY TRANSFORMER ASSY THERMISTOR ASSY CONNECTOR FUSE REVERSING COIL ASSY TERMINAL BLOCK SUMP HEATER SOFT STARTER PWB ASSY - 30 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 31: Deicer P.c.b. Assy

    PWB: 6870A90031A RY1 JQ1C OSC01B " " CN-POWER PWB ASSY: 6871A20083 IC01A C02A C01D C04D C02D D01D R01D R02D - 31 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 32: Electronic Control Device

    4.3 ELECTRONIC CONTROL DEVICE • MODEL: LWN1862QBG(QHG)/ LWN2262QBG(QHG/RHG)/ LWM1861QBG/LWH182MGMM0/LWH226NGMM0 - 32 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 33: Components Location

    4.4 COMPONENTS LOCATION (FOR MAIN P.C.B. ASSY) • MODEL: LWN1862QBG(QHG)/ LWN2262QBG(QHG/RHG/RHG)/ LWM1861QBG • MODEL: LWH182MFAB1/LWH226NGMM0 - 33 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 34: Components Location

    4.5 COMPONENTS LOCATION (FOR DISPLAY P.C.B. ASSY) • MODEL: LWN1862QBG(QHG)/ LWN2262QBG(QHG/RHG/RHG)/ LWM1861QBG • MODEL: LWH182MGMM0/LWH226NGMM0 - 34 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 35: Exploded View

    147581B 249950 147581A 552102 269300 263230 W0CZZ 137215 352116 146812 266002 149410 552112 561410 266003 135510 264110 552202 552116 - 35 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 36 147581B 249950 147581A 552102 269300 263230 352111 W0CZZ 137215 146812 266002 149410 552112 561410 266003 135510 264110 552202 552116 - 36 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 37 553000 147581 249950 552102 269300 263230 W0CZZ 137215 352116 146812 266002 149410 552112 561410 266003 135510 264110 552202 552116 - 37 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 38 249950 552102 269300 263230 352111 W0CZZ 35211A 137215 352116 146812 266002 149410 552112 561410 266003 135510 264110 552202 552116 - 38 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 39 249950 147581A 552102 269300 263230 352111 W0CZZ 137215 352116 146812 266002 149410 552112 561410 266003 135510 264110 552202 552116 - 39 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 40 147581 249950 552102 269300 263230 352111 W0CZZ 137215 352116 146812 266002 149410 552112 561410 266003 135510 264110 552202 552116 - 40 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 41 553000 147581B 249950 147581A 552102 263230 268711B W0CZZ 237200 352116 146812 238310 552112 561410 268711A 135510 552202 264110 552116 - 41 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 42 553000 147581B 249950 147581A 552102 263230 352111 268711B W0CZZ 237200 146812 238310 552112 561410 268711A 135510 552202 264110 552116 - 42 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 43 147581B 249950 147581A 552102 263230 352111 268711B W0CZZ 237200 352116 146812 238310 552112 561410 268711A 135510 552202 264110 552116 - 43 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 44 147581B 249950 147581A 552102 263230 352111 268711B W0CZZ 237200 352116 146812 238310 552112 561410 268711A 135510 552202 264110 552116 - 44 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 45 NOVEMBER, 2008 P/NO : 3828A30047V...

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